The generator matrix

 1  0  1  1  1  1  1  1
 0  1  1  0  3  2  5  0
 0  0  2  6  0  6  4  0
 0  0  0  4  4  0  0  4

generates a code of length 8 over Z8 who´s minimum homogenous weight is 5.

Homogenous weight enumerator: w(x)=1x^0+16x^5+41x^6+144x^7+109x^8+144x^9+38x^10+16x^11+2x^12+1x^14

The gray image is a code over GF(2) with n=32, k=9 and d=10.
This code was found by Heurico 1.16 in 0.000655 seconds.